Comandos Básicos de R

Asignacion de Variables

x<-2
y<-3

Impresion de Resultados

x
## [1] 2
y
## [1] 3

Operaciones Aritmeticas

suma <- x+y
suma
## [1] 5
division <- x/y
division
## [1] 0.6666667

Funcion Matematica

raiz_cuadrada <- sqrt(x)
raiz_cuadrada
## [1] 1.414214
z <- -3

signo <- sign(z)
signo
## [1] -1
signo2 <- sign(x)
signo2
## [1] 1
absoluto <- abs(z)
absoluto
## [1] 3
redondeo_arriba <- ceiling(division)
redondeo_arriba
## [1] 1
redondeo_abajo <- floor(division)
redondeo_abajo
## [1] 0

Vectores

a <- c(1,2,3,4,5)
a
## [1] 1 2 3 4 5
longitud <- length(a)
longitud
## [1] 5
promedio <- mean(a)
promedio
## [1] 3
resumen <- summary(a)
resumen
##    Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
##       1       2       3       3       4       5
orden_ascendente <- sort(a)
orden_ascendente
## [1] 1 2 3 4 5
orden_descendente <- sort(a, decreasing = TRUE)
orden_descendente
## [1] 5 4 3 2 1
# Poner signo de interrogacion (?) para que te ayude de "R"
?sort

b <- c(6,7,8,9,10)
b
## [1]  6  7  8  9 10
suma_vectores <- a+b
suma_vectores
## [1]  7  9 11 13 15

Gráficas

plot(a,b, type = "b", main = "Ventar por Mes", xlab = "Mes", ylab = "M USD")

?plot
## Help on topic 'plot' was found in the following packages:
## 
##   Package               Library
##   graphics              /Library/Frameworks/R.framework/Versions/4.2/Resources/library
##   base                  /Library/Frameworks/R.framework/Resources/library
## 
## 
## Using the first match ...

Conclusiones

En este trabajo se pueden visualizar los comandos basicos de R para asginar las variables, imprimir sus resultados, realizar operaciones aritméticas y funciones matemáticas, operar vectores y generar gráficas

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